# SDR AALA202602227499

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2026
- Submitted: February 23, 2026
- Operation: Air carrier
- Aircraft: [N121UW](https://openairdocs.org/aircraft/N121UW), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1294
- Aircraft time: 701,994 hours, 35,841 cycles
- Engine: Cfmint CFM565B4P
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil System
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202602227499

## Discrepancy

AIRCRAFT WAS GROUNDED: AT FL340 GOT ECAM ADV, ENG 1 OIL QUANTITY. STARTED FLIGHT WITH 18 QT. TOOK SEVERAL MINUTES FOR OIL QUANTITY TO GO TO ZERO. ALL OTHER ENGINE PARAMETERS NORMAL. SEVERAL MINUTES AFTER QUANTITY AT ZERO, OIL PRESSURE DECREASED SLOWLY TO ZERO. AROUND 10 PSI WE GOT ECAM TO SHUT ENGINE DOWN. WE PERFORMED ECAM AND SHUT ENGINE 1 DOWN. DECESION MADE TO RETURN TO SAT. EMERGENCY DECLARED LANDED WITHOUT INCIDENT.   (OPEN)

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